diff options
Diffstat (limited to 'objectheader')
| -rw-r--r-- | objectheader/append.go | 29 | ||||
| -rw-r--r-- | objectheader/encode.go | 8 | ||||
| -rw-r--r-- | objectheader/parse.go | 43 |
3 files changed, 0 insertions, 80 deletions
diff --git a/objectheader/append.go b/objectheader/append.go deleted file mode 100644 index bfccf388..00000000 --- a/objectheader/append.go +++ /dev/null @@ -1,29 +0,0 @@ -package objectheader - -import ( - "strconv" - - "codeberg.org/lindenii/furgit/objecttype" -) - -// Append appends a canonical loose-object header ("type size\\x00") to dst. -func Append(dst []byte, ty objecttype.Type, size int64) ([]byte, bool) { - if size < 0 { - return nil, false - } - - tyName, ok := objecttype.Name(ty) - if !ok { - return nil, false - } - - sizeStr := strconv.FormatInt(size, 10) - out := make([]byte, 0, len(dst)+len(tyName)+len(sizeStr)+2) - out = append(out, dst...) - out = append(out, tyName...) - out = append(out, ' ') - out = append(out, sizeStr...) - out = append(out, 0) - - return out, true -} diff --git a/objectheader/encode.go b/objectheader/encode.go deleted file mode 100644 index 1cca968b..00000000 --- a/objectheader/encode.go +++ /dev/null @@ -1,8 +0,0 @@ -package objectheader - -import "codeberg.org/lindenii/furgit/objecttype" - -// Encode returns a canonical loose-object header ("type size\\x00"). -func Encode(ty objecttype.Type, size int64) ([]byte, bool) { - return Append(nil, ty, size) -} diff --git a/objectheader/parse.go b/objectheader/parse.go deleted file mode 100644 index 677dffdb..00000000 --- a/objectheader/parse.go +++ /dev/null @@ -1,43 +0,0 @@ -// Package objectheader parses and serializes object headers ("type size\0"). -package objectheader - -import ( - "bytes" - "strconv" - - "codeberg.org/lindenii/furgit/objecttype" -) - -// Parse parses a canonical loose-object header ("type size\\x00"). -// It returns the parsed type, size, bytes consumed (including trailing NUL), -// and whether parsing succeeded. -func Parse(data []byte) (objecttype.Type, int64, int, bool) { - space := bytes.IndexByte(data, ' ') - if space <= 0 { - return objecttype.TypeInvalid, 0, 0, false - } - - nulRel := bytes.IndexByte(data[space+1:], 0) - if nulRel < 0 { - return objecttype.TypeInvalid, 0, 0, false - } - - nul := space + 1 + nulRel - - ty, ok := objecttype.ParseName(string(data[:space])) - if !ok { - return objecttype.TypeInvalid, 0, 0, false - } - - sizeBytes := data[space+1 : nul] - if len(sizeBytes) == 0 { - return objecttype.TypeInvalid, 0, 0, false - } - - size, err := strconv.ParseInt(string(sizeBytes), 10, 64) - if err != nil || size < 0 { - return objecttype.TypeInvalid, 0, 0, false - } - - return ty, size, nul + 1, true -} |
